M5.4 earthquake 170 km ESE of Hirara, Japan
A magnitude 5.4 earthquake struck 170 km ESE of Hirara, Japan on Sat, Jul 12, 1986, 2:02 AM JST (17:02 UTC), 33 km (21 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.4 (mw), moderate
- Local time
- UTC
- 1986-07-11 17:02:03 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 24.329° N, 126.899° E
- Region
- Japan
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Did you feel it?
No one has reported feeling this quake to the USGS.
How well it is located
Reviewed by a seismologist.
- Depth from
- OPERATOR_ASSIGNED
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.4 and up: 0 in the 60 days after this one and 0 in the 30 days before it.
None recorded.
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0002vxv (also filed as gcmtb071186c, gcmt19860711170204, iscgem490528). Read Tue, Sep 22, 2026, 9:40 AM UTC.